Overview

overview

10

Static

static

1

URLScan

urlscan

1

https://app.box.com/...

windows10-2004-x64

10

Sharing

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General

  • Target
    https://app.box.com/index.php?rm=box_download_shared_file&shared_name=uiow4ogdemyuqopmvag96e2lo69ot5rz&file_id=f_2388358508819
  • Sample260805-lhbnvsdk4t
Score
10/10
valleyrat_s2backdoordiscovery

Malware Config

Extracted

Family

  • valleyrat_s2

Version

  • 1.0

C2

  • 156.225.94.168:6666

  • 156.225.94.168:8888

  • 156.225.94.168:80

Attributes
  • campaign_date

    2026. 8. 3

Targets

    • Target
      https://app.box.com/index.php?rm=box_download_shared_file&shared_name=uiow4ogdemyuqopmvag96e2lo69ot5rz&file_id=f_2388358508819
    Score
    10/10
    backdoordiscoveryvalleyrat_s2

    • Detects ValleyRAT payload

    • Family: ValleyRat

      ValleyRat stage2 is a backdoor written in C++.

      backdoorvalleyrat_s2

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    behavioral1

MITRE ATT&CK Enterprise v16

Tasks